Apocynaceae
夾竹桃科
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特徵描述
作者
LI, Huei-Lin and HUANG, Tseng-Chieng
型態特徵
Woody vines, shrubs or small trees, with milky latex. Leaves opposite, verticillate or rarely alternate, entire, estipulate. Flowers bisexual, regular, in terminal or axillary cymes; calyx 5-lobed, lobes imbricate, persistent. Corolla rotate to salverform, lobes (4–)5, convolute in bud, rarely valvate; stamens (4–)5, adnate to corolla tube, filaments usually short, anthers usually sagittate and acute, connivent, connectives sometimes adhering to stigma, cells sometimes extending into a spur below; ovary 2-carpellate, superior, carpels distinct at base, united at base of style, many-ovuled, with an annular cup-shaped or lobed disc at base, style 1, simple or divided. Fruit usually of 2 distinct follicles, sometimes berry-like or drupe-like; seeds various, usually compressed or with a tuft of hairs (coma); endosperm scanty, sometimes wanting.
屬
About 170 genera and over 2,000 species, chiefly in tropical and subtropical areas; 10 genera and 18 species in Taiwan.
引用文獻
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Huang, T. C., The science reports of the Tohoku Imperial University. Fourth Series, Biology 39: 75-102. 1986. (Sci. Rep. Tohoku Univ. 4. Biol., 東北帝國大学理科報告. 生物學)
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Huang, T. C., Grana 28(2): 85-95. 1989.
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Tsiang, Y., Fl. Reip. Pop. Sin. Tomus 63: 1-249. 1977.
